18397742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3499}}^1$

素因数の和:3751

約数の個数: 16

約数和(自身を含む): 30240000

約数和(自身を除く): 11842258

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3499, 5258, 6998, 38489, 76978, 836261, 1672522, 9198871, 18397742]

約数ペア:

[(1, 18397742), (2, 9198871), (11, 1672522), (22, 836261), (239, 76978), (478, 38489), (2629, 6998), (3499, 5258)]